Students from the Université Laval in Quebec, Canada won the internal combustion crown in Shell's Eco-marathon with a prototype vehicle that got 2,564.8 miles per gallon (above).

Shell's fifth annual Eco-marathon Americas is a challenge for students to design, build and test fuel-efficient vehicles.

A team from Louisiana Tech University won the UrbanConcept class with a vehicle (below) that had 646.7 mpg.

Among the notable categories:

62 teams entered.

Prototype entries included 39 vehicles powered by internal combustion engines. Of those engines, 32 were gas powered and the remaining 6 entries were split between ethanol and biodiesel.

17 prototype vehicles included nine plug-ins, five solar powered and three fuel cell/hydrogen.

UrbanConcept entries had nine internal combustion engines with seven powered by gas and two with diesel. This category also included three alternative vehicles---a plug-in, fuel cell and solar vehicle.

Here's the full list of winners:

Internal Combustion Engine

First Prize: With a best run of 2,564.8 mpg, the team from Université Laval in Quebec, Canada won a US$5,000 first prize with their vehicle, NTF 5.0.

Second Prize: With a best run of 1,798.7 mpg, the team from Mater Dei High School in Evansville, Ind. won a US$2,500 second prize with their vehicle, Indy.

Gasoline Energy

First Prize: With a best run of 2,564.8 mpg, the team from Université Laval won a US$1,000 first prize with their vehicle, NTF 5.0.

Diesel Energy

First Prize: With a best run of 574.8 mpg, the team from Wawasee High School in Syracuse, Ind. won a US$1,000 first prize with their vehicle, Diesel Weasel.

Alternative Gasoline Energy

First Prize: With a best run of 871 mpg, the team from University of Illinois at Urbana-Champaign in Champaign, Ill. won a US$1,000 first prize with their vehicle, Blue Lightning.

Second Prize: With a best run of 758.7 mpg, the team from Alden Conger High School in Alden, Minn. won a US$1,000 second prize with their vehicle, Green Machine.

Alternative Diesel Energy

* First Prize: With a best run of 179.1 mpg, the team from St. Paul’s School in Covington, La. won a US$1,000 first prize with their vehicle, Clawzz.

Fuel Cell/Hydrogen

First Prize: The Cicero North Syracuse High School team from Cicero, N.Y. achieved 44.1mi/kWh and won a US$1,500 first prize with their Clean Green Machine vehicle.

Second Prize: The Lamar University team from Beaumont, Texas achieved 29.3 mi/kWh and won a US$1,000 second prize with their vehicle, Shell Shocker.

“Plug-in” battery

First Prize: The Mater Dei High School team achieved 386.2 mi/kWh and won a US$1,500 first prize with their vehicle, 7th Gen.

Second Prize: The Grand Rapids High School team from Grand Rapids, Minn. achieved 237.7 mi/kWh and won a US$1,000 second prize with their vehicle, X~of~L.

Solar Power

First Prize: The Drexel University team from Philadelphia, Pa. won a US$1,500 first prize with their solar vehicle, Green Dragon, which achieved 89.7 mi/kWh.

UrbanConcept

Internal Combustion Engine

First Prize: With a best run of 646.7 mpg, the team from Louisiana Tech University in Ruston, La. won a US$5,000 first prize with their vehicle, Roadster.

Second Prize: With a best run of 586.6 mpg, the team from Mater Dei High School won a US$2,500 second prize with their vehicle, George.

Gasoline Energy

First Prize: With a best run of 646.7 mpg, the team from Louisiana Tech University won a US$1,000 first prize with their vehicle, Roadster.

Diesel Energy

First Prize: With a best run of 186.5 mpg, the team from Granite Falls High School in Granite Falls, Wash. won a US$1,000 first prize with their vehicle, Philippe’s Bulldozer 2.0.

Fuel Cell/Hydrogen

First Prize: The University of Missouri team from Columbia, Mo. Achieved 13.8 mi/kWh and won a US$1,500 first prize with their vehicle, Tigergen 2.

Solar Power Energy

First Prize: The Purdue University team from West Lafayette, Ind. won a US$1,500 first prize with their solar vehicle, Celeritas, which achieved 64.5 mi/kWh.